Cole Parmer™ Massivstopfen aus Silikon, farbcodiert

Use these silicone stoppers with a wide range of tubes and glassware. Solid Color-Coded Silicone Stoppers are available in 14 color-coded sizes and feature flexible construction for an easy fit. SILIKONSTOPFEN 8-12MM, WEISSWEISS

EMD Millipore Perforated Silicone Stoppers

Perforierter Stopfen Nr. 8, Silikon, (VE=5Stck)SILIK

Wheaton™ No. 8 Silicone Stopper

X6 No 8 Stopper, Silicone

Deutsch Neumann™ Stopfen aus Silikon

Silikonstopfen, 10,5 x 14,5 x 20 mm